package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.models.auth.In;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.apache.logging.log4j.message.ReusableMessage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * 菜品管理
 * */
@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品管理相关接口")
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品:{}",dishDTO);
        dishService.saveWithFalvor(dishDTO);
        //清理缓存数据
        String key = "dish"+dishDTO.getCategoryId();
        redisTemplate.delete(key);
        return Result.success();
    }
    /**
     * 菜品分页擦汗寻
     * */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询,参数为:{}",dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除,ids:{}",ids);
        dishService.deleteBatch(ids);
        //将所有的菜品缓存数据删除 所有以dish开头的key
        cleanCache("dish*");
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品:{}",id);
        DishVO dishVO = dishService.getByIdWithFalvor(id);//获取菜品和口味
        return Result.success(dishVO);
    }

    /**
     * 修改菜品和关联的口味
     * */
    @PutMapping
    @ApiOperation("编辑菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateWithFalvor(dishDTO);
        cleanCache("dish*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    @PostMapping("/status/{status}")
    @ApiOperation("设置菜品的状态")
    public Result setStatus(Long id,@PathVariable Integer status){
        log.info("设置菜品{},状态:{}",id,status);
        DishDTO dishDTO = new DishDTO();
        dishDTO.setStatus(status);
        dishDTO.setId(id);
        dishService.updateWithFalvor(dishDTO);
        cleanCache("dish*");
        return Result.success();
    }

    /**
     * 清理缓存数据
     * */
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
